////  Created by Gabriel Calero & Cristian Duarte on Aug 25, 2017//  Copyright 2017 High Fidelity, Inc.//  Copyright 2023 Overte e.V.////  Distributed under the Apache License, Version 2.0.//  See the accompanying file LICENSE or http://www.apache.org/licenses/LICENSE-2.0.html//  SPDX-License-Identifier: Apache-2.0// #include "QmlFragmentClass.h" #include <QtCore/QThread> #include <shared/QtHelpers.h>#include <ScriptContext.h>#include <ScriptEngine.h>#include <ScriptManager.h>#include <ScriptValue.h> std::mutex QmlFragmentClass::_mutex;std::map<QString, ScriptValue> QmlFragmentClass::_fragments; QmlFragmentClass::QmlFragmentClass(bool restricted, QString id) : QmlWindowClass(restricted), qml(id) { } // Method called by Qt scripts to create a new bottom menu bar in AndroidScriptValue QmlFragmentClass::internal_constructor(ScriptContext* context, ScriptEngine* engine, bool restricted) {#ifndef DISABLE_QML    std::lock_guard<std::mutex> guard(_mutex);    auto qml = context->argument(0).toVariant().toMap().value("qml");    if (qml.isValid()) {        // look up tabletId in the map.        auto iter = _fragments.find(qml.toString());        if (iter != _fragments.end()) {            //qDebug() << "[QML-ANDROID] QmlFragmentClass menu already exists";            return iter->second;        }    } else {        qWarning() << "QmlFragmentClass could not build instance " << qml;        return ScriptValue();    }     auto properties = parseArguments(context);    QmlFragmentClass* retVal = new QmlFragmentClass(restricted, qml.toString());    Q_ASSERT(retVal);    if (QThread::currentThread() != qApp->thread()) {        retVal->moveToThread(qApp->thread());        BLOCKING_INVOKE_METHOD(retVal, "initQml", Q_ARG(QVariantMap, properties));    } else {        retVal->initQml(properties);    }    auto manager = engine->manager();    connect(manager, &ScriptManager::destroyed, retVal, &QmlWindowClass::deleteLater);    ScriptValue scriptObject = engine->newQObject(retVal);    _fragments[qml.toString()] = scriptObject;    return scriptObject;#else    return ScriptValue();#endif} void QmlFragmentClass::close() {    QmlWindowClass::close();    _fragments.erase(qml);} QObject* QmlFragmentClass::addButton(const QVariant& properties) {#ifndef DISABLE_QML    QVariant resultVar;    Qt::ConnectionType connectionType = Qt::AutoConnection;        if (QThread::currentThread() != _qmlWindow->thread()) {        connectionType = Qt::BlockingQueuedConnection;    }    bool hasResult = QMetaObject::invokeMethod(_qmlWindow, "addButton", connectionType,                                               Q_RETURN_ARG(QVariant, resultVar), Q_ARG(QVariant, properties));    if (!hasResult) {        qWarning() << "QmlFragmentClass addButton has no result";        return NULL;    }     QObject* qmlButton = qvariant_cast<QObject *>(resultVar);    if (!qmlButton) {        qWarning() << "QmlFragmentClass addButton result not a QObject";        return NULL;    }    return qmlButton;#else    return nullptr;#endif} void QmlFragmentClass::removeButton(QObject* button) {}